find difference between two pandas dataframes

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showing results for - "find difference between two pandas dataframes"
Jannik
07 Mar 2018
1diff_df = pd.merge(df1, df2, how='outer', indicator='Exist')
2
3diff_df = diff_df.loc[diff_df['Exist'] != 'both']
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Lorena
31 Feb 2017
1source_df.merge(target_df,how='left',indicator=True).loc[lambda x:x['_merged']!='both']
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Will
27 Nov 2017
1# by doing outer, you will get records from both the sides.
2f = df1.merge(df2,indicator = True, how='outer').loc[lambda x : x['_merge']!='both']
3Out[421]: 
4   A  B     _merge
51  2  3  left_only
62  3  4  left_only
73  3  4  left_only
8
9left_unique_result = f.loc[lambda x: x['_merge'] == 'left_only']
10right_unique_result = f.loc[lambda x: x['_merge'] == 'right_only']
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